Metal-turning tool



(No Model.) G. STRONER.

METAL TURNING TOOL.

No. 450,733. Patented Apr. 21, 1891.

UNITED STATES PATENT OFFICE.

GEORGE STRONER, OF BRAINERD, MINNESOTA, ASSIGNOR OF ONE-HALF TO EDYVIN D. BANGS AND IIAROLD G. 'UNDERVOOD, BO'III OF MILIVAUKICE,

IVISCONSIX.

METAL-TURNING TOOL.

SPECIFICATION forming part of Letters Patent No. 450,733, dated April 21, 1891.

Application filed November 24, 1890. Serial No. 372,414. (No model.)

To @ZZ whom it y concern: are made detachable, so as to be substituted Be it known that I, GEORGE STRONER, of by others of different designs, as occasion Brainerd, in the county of Crow ing, and may require, the ones shown in the drawings 55 in the State of Minnesota, have invented cerbeing adapted for turning down an end of a 5 tain new and useful Improvements in Metalrod or shaft.

Turning Tools; and I do hereby declare that By means of the construction and arrangethe following is a full, clear, and exact dement of parts above deseribedl do away with scription thereof. the necessity of using calipers, and at the 60 My invention relates to metal-turning tools; same time the work is more accurately and I and it consists in certain peculiarities of conrapidly completed.

struction and combination of parts, to be Having thus described my invention, what hereinafter described with reference to the I claim as new, and desire to secure by Letters accompanying drawings, and subsequently Patent, is claimed. 1. A metal-turning tool consisting of a In the drawings, Figurelrepresents a plan shank terminated at one end in a shell, the view of my device, partly in horizontal seclatter being provided with a longitudinal tion on line 1 lofFig. 3;Fig.2, a longitudinal opening, a slotted thimble detachably arvertical section on line 2 2 of Fig. 1; andFig. ranged in the shell. a base ext-ended laterally 7c 3, a front end view of said device, partly from said shell, and an adjustable cutter debroken away and partlyin section. tachably connected to the base in register Referring by letter to the drawings, A repwith the shell-opening, substantially as set resents a shank designed for attachment to forth. the turret -head of a lathe. In one piece 2. A metal -t urning tool consisting of a with the shank is a shell B, that receives a shank terminated at one end in a shell, the 25 slotted thimble C, detachably held in place latter being provided with longitudinal openby means of a set-screw b, and laterally exings, a slotted thimble detachably arranged tended from the shell is a base D, having a in the shell, a base extended laterally from flange c at its outer edge, this flange being said shell, an adjustable cutter detachably parallel to a longitudinal opening cl cut in connected to the base in register with the 0 said shell to register with the slot e in said side opening in the aforesaid thimble, and a thimble. facing-tool having its stem detachably fitted Retained on the base D by means of a setin said shank, substantially as setforth. screw f is a cutter E, the screw-opening g in 3. A metal-turning tool consisting of aholthis cutter being of such contour and area as low shank terminated at one end in a shell 5 to permit of the same being adjusted either havinga longitudinal opening therein, a slotlaterally, longitudinally, or axially, and setted thimble detachably retained within the screws h are arranged in the flange c of the shell, the base D, laterally extended from base D to impinge against said cutter, and said shell and provided with the flange c, an thereby adjust the latter to the desired poadjustable cutter detachably connected to 40 sition. said base in register with the shell-opening, Retained in the bore of the shank A by and set-screws arranged in the base-flange to means of a set-screw i is the stem of a tool 1*, impinge against the cutter, substantially as designed for facing the end of the work inset forth. serted in the thimble 0, above described. In testimony that I claim the foregoing I 5 The thimble O and cutter E are shaped to corhave hereunto set my hand, at Milwaukee, in respond to the work to be performed, and the the county of Milwaukee and State of lViscuttings find their escape through the opening consin, in the presence of two witnesses.

d in the shell B, the latter being also provided 1 T with another opening j for the escape of GEORGE S71E03 50 the cuttings by the facing-tool F, above de- \Vit-nesscs:

scribed. The thimble and cutter being rela- N. E. OLIPHANT,

tive as regards the work to be performed, they WM. KLUG. 

